# Missoula Montana Airport (MSO / KMSO) **Missoula Montana Airport** (IATA: MSO, ICAO: KMSO) is a medium airport in Missoula, Montana, United States. It opened in Jul 1941. It has 2 runways; the longest is 9,501 ft (2,896 m). In 2025 it handled 1.0 million passengers. Web page: https://dromopedia.com/airports/kmso ## At a glance - IATA / ICAO: MSO / KMSO - FAA: MSO - Type: Medium airport - Serves: Missoula, Montana, United States - Opened: Jul 1941 - Elevation: 3,206 ft / 977 m - Coordinates: 46.9158, -114.0911 - Runways: 2 - Longest runway: 9,501 ft / 2,896 m - Instrument procedures: 8 approaches, 4 departures - Passengers: 1,048,344 (2025) - Time zone: UTC-7/-6 · America/Denver - Website: http://flymissoula.com/about-mso/ - Wikipedia: https://en.wikipedia.org/wiki/Missoula_Montana_Airport (9 languages) - Wikidata: https://www.wikidata.org/wiki/Q3565547 - Weather station: KMSO · WMO 72773 - Ident: KMSO ## Timeline - Jul 1941: Missoula Montana Airport opens. ## Runways | Ident | Length | Width | Surface | True headings | Lighted | | --- | --- | --- | --- | --- | --- | | 12/30 | 9,501 ft / 2,896 m | 150 ft / 46 m | Asphalt | 130° / 310° | yes | | 08/26 | 4,612 ft / 1,406 m | 75 ft / 23 m | Asphalt | 089° / 269° | yes | - FAA airport diagram: https://aeronav.faa.gov/d-tpp/2611/00266AD.PDF ## Passengers per year | Year | Passengers | Source | | --- | --- | --- | | 2015 | 697,935 | BTS T-100 Segment | | 2016 | 760,879 | BTS T-100 Segment | | 2017 | 772,550 | BTS T-100 Segment | | 2018 | 848,536 | BTS T-100 Segment | | 2019 | 903,606 | BTS T-100 Segment | | 2020 | 417,602 | BTS T-100 Segment | | 2021 | 765,720 | BTS T-100 Segment | | 2022 | 844,453 | BTS T-100 Segment | | 2023 | 913,289 | BTS T-100 Segment | | 2024 | 1,020,614 | BTS T-100 Segment | | 2025 | 1,048,344 | BTS T-100 Segment | ## Routes 13 destinations in 1 country. From the airport's Wikipedia article. ### Year-round (9) - [SEA](https://dromopedia.com/airports/ksea.md) Seattle–Tacoma International Airport · United States · 388 mi / 624 km · Alaska Airlines - [PDX](https://dromopedia.com/airports/kpdx.md) Portland International Airport · United States · 416 mi / 670 km · Alaska Airlines - [SLC](https://dromopedia.com/airports/kslc.md) Salt Lake City International Airport · United States · 436 mi / 702 km · Delta Connection, Delta Air Lines - [DEN](https://dromopedia.com/airports/kden.md) Denver International Airport · United States · 678 mi / 1,091 km · United Express, United Airlines - [LAS](https://dromopedia.com/airports/klas.md) Harry Reid International Airport · United States · 751 mi / 1,208 km · Allegiant Air - [AZA](https://dromopedia.com/airports/kiwa.md) Mesa Gateway Airport · United States · 949 mi / 1,527 km · Allegiant Air - [MSP](https://dromopedia.com/airports/kmsp.md) Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field · United States · 1,010 mi / 1,626 km · Delta Air Lines - [DFW](https://dromopedia.com/airports/kdfw.md) Dallas Fort Worth International Airport · United States · 1,319 mi / 2,123 km · American Eagle, American Airlines - [ORD](https://dromopedia.com/airports/kord.md) Chicago O'Hare International Airport · United States · 1,329 mi / 2,139 km · American Eagle ### Seasonal (6) - [SFO](https://dromopedia.com/airports/ksfo.md) San Francisco International Airport · United States · 769 mi / 1,237 km · United Express - [LAX](https://dromopedia.com/airports/klax.md) Los Angeles International Airport · United States · 925 mi / 1,488 km · American Eagle - [SNA](https://dromopedia.com/airports/ksna.md) John Wayne Orange County International Airport · United States · 936 mi / 1,506 km · Allegiant Air - [SAN](https://dromopedia.com/airports/ksan.md) San Diego International Airport · United States · 994 mi / 1,599 km · Alaska Airlines - [MSP](https://dromopedia.com/airports/kmsp.md) Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field · United States · 1,010 mi / 1,626 km · Sun Country Airlines - [ORD](https://dromopedia.com/airports/kord.md) Chicago O'Hare International Airport · United States · 1,329 mi / 2,139 km · United Airlines ## Airlines The figure is how many destinations each airline flies from MSO, as the routes above have them. Hubs from Wikidata. ### Passenger (9) - AS [Alaska Airlines](https://dromopedia.com/airlines/alaska-airlines) · 3 - G4 [Allegiant Air](https://dromopedia.com/airlines/allegiant-air) · 3 - [American Eagle](https://dromopedia.com/airlines/american-eagle) · 3 - DL [Delta Air Lines](https://dromopedia.com/airlines/delta-air-lines) · 2 - UA [United Airlines](https://dromopedia.com/airlines/united-airlines) · 2 - UA [United Express](https://dromopedia.com/airlines/united-express) · 2 - AA [American Airlines](https://dromopedia.com/airlines/american-airlines) · 1 - [Delta Connection](https://dromopedia.com/airlines/delta-connection) · 1 - SY [Sun Country Airlines](https://dromopedia.com/airlines/sun-country-airlines) · 1 · seasonal ## Rankings Ranked among 48,075 open airports; = marks a shared place. | Measure | Value | World | Region | Country | | --- | --- | --- | --- | --- | | Passengers | 1.0M (2025) | #803 of 3,974 | #197 in North America | #140 in US | | Longest runway | 9,501 ft / 2,896 m | =1,515 of 29,858 | =318 in North America | =235 in US | | Elevation | 3,206 ft / 977 m | #4,975 of 43,403 | #2,540 in North America | #1,969 in US | | Age | Opened 1941 | =1,548 of 15,079 | =737 in North America | =705 in US | | Runways | 2 | =715 of 29,978 | =435 in North America | =391 in US | ## Radio frequencies | Type | Description | MHz | | --- | --- | --- | | A/D | SPOKANE APP/DEP | 124.900 | | ATIS | ATIS | 126.650 | | CTAF | CTAF | 118.400 | | GND | GND | 121.900 | | RDO | GREAT FALLS RDO | 122.450 | | TWR | TWR | 118.400 | | UNIC | UNICOM | 122.950 | ## Nearby airports - [33MT](https://dromopedia.com/airports/us-13041.md) Evaro Hills Estates Airpark · 9.6 mi / 15 km - [MT81](https://dromopedia.com/airports/us-1510.md) Petty Creek Mountain Ranch Airport · 18 mi / 28 km - [MT52](https://dromopedia.com/airports/mt52.md) Nine Mile Airport · 19 mi / 30 km - [MT66](https://dromopedia.com/airports/us-7490.md) Parcel Six Ranch Airport · 21 mi / 34 km - [RC0](https://dromopedia.com/airports/rc0.md) Rock Creek Airport · 24 mi / 39 km - [MT32](https://dromopedia.com/airports/mt32.md) Ckye Field · 26 mi / 42 km ## Sources - [BTS T-100 Segment](https://www.transtats.bts.gov/Tables.asp?QO_VQ=EEE&QO_anzr=Nv4%20Pn44vr45): US traffic: Bureau of Transportation Statistics, T-100 Segment (Public Domain (US Government)) - [FAA NASR](https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/): US airport data: FAA National Airspace System Resources (Public Domain (US Government)) - [NOAA Aviation Weather Center](https://aviationweather.gov/data/api/): Weather data: NOAA Aviation Weather Center (Public Domain (US Government)) - [OurAirports](https://ourairports.com/data/): Airport data from OurAirports (Public Domain) - [Wikidata](https://www.wikidata.org): Structured data from Wikidata (CC0 1.0) - [Wikipedia: “Missoula Montana Airport”](https://en.wikipedia.org/w/index.php?title=Missoula_Montana_Airport&oldid=1368789170), revision of 11 Aug 2026 (CC BY-SA 4.0) - [timezone-boundary-builder](https://github.com/evansiroky/timezone-boundary-builder): Time zone boundaries © OpenStreetMap contributors, timezone-boundary-builder (ODbL 1.0) - Every figure with its source: https://dromopedia.com/airports/kmso/data